Eroare de compilare: user.cpp: In function ‘void read()’: user.cpp:25: warning: unused variable ‘e’ user.cpp:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘void dfs(int)’: user.cpp:48: error: ‘dist’ was not declared in this scope user.cpp:55: error: expected ‘;’ before ‘dfs’ user.cpp: In function ‘int main()’: user.cpp:41: error: too many arguments to function ‘void dfs(int)’ user.cpp:66: error: at this point in file user.cpp:61: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:62: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result